/*
 * Copyright 2007-2012 
 * This file is part of AntND.
 *
 * AntND is free software; you can redistribute it and/or modify it under the
 * terms of the GNU General Public License as published by the Free Software
 * Foundation; either version 2 of the License, or (at your option) any later
 * version.
 *
 * AntND is distributed in the hope that it will be useful, but WITHOUT ANY
 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
 * A PARTICULAR PURPOSE. See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with
 * AntND; if not, write to the Free Software Foundation, Inc., 51 Franklin St,
 * Fifth Floor, Boston, MA 02110-1301 USA
 */
package ND.taskcontrol;

/**
 *@author Taken from MZmine2
 * http://mzmine.sourceforge.net/
 *
 */
public interface Task extends Runnable{

        public String getTaskDescription();

	public double getFinishedPercentage();

	public TaskStatus getStatus();

	public String getErrorMessage();

	/**
	 * Cancel a running task by user request.
	 */
	public void cancel();

	/**
	 * After the task is finished, this method returns an array of all objects
	 * newly created by this task (peak lists, raw data files). This is used for
	 * batch processing. Tasks which are never used in batch steps can return
	 * null.
	 */
	public Object[] getCreatedObjects();

	public void addTaskListener( TaskListener t );

	public TaskListener[] getTaskListeners( );
}
